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Re: [2.6 patch] make I/O schedulers non-modular

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From: Arjan van de Ven
Subject: Re: [2.6 patch] make I/O schedulers non-modular
Date: Sunday, November 25, 2007 - 4:27 pm

On Sun, 25 Nov 2007 17:56:54 +0100
Adrian Bunk <bunk@kernel.org> wrote:


there is at least one technical reason to need more than one: certain
types of storage (both big EMC boxes as well as solid state disks)
don't behave like disks and have no seek penalty; any cpu time spent on
avoiding seeks is wasted on those, so for these devices one really
wants to use a different IO scheduler, one which is much lighter weight
-
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Messages in current thread:
[2.6 patch] make I/O schedulers non-modular, Adrian Bunk, (Sun Nov 25, 9:18 am)
Re: [2.6 patch] make I/O schedulers non-modular, Adrian Bunk, (Sun Nov 25, 9:31 am)
Re: [2.6 patch] make I/O schedulers non-modular, Jens Axboe, (Sun Nov 25, 9:45 am)
Re: [2.6 patch] make I/O schedulers non-modular, Adrian Bunk, (Sun Nov 25, 9:56 am)
Re: [2.6 patch] make I/O schedulers non-modular, Jens Axboe, (Sun Nov 25, 10:22 am)
Re: [2.6 patch] make I/O schedulers non-modular, Arjan van de Ven, (Sun Nov 25, 4:27 pm)
Re: [2.6 patch] make I/O schedulers non-modular, Jarek Poplawski, (Tue Nov 27, 12:09 am)
Re: [2.6 patch] make I/O schedulers non-modular, Adrian Bunk, (Tue Nov 27, 9:47 am)
Re: [2.6 patch] make I/O schedulers non-modular, Jarek Poplawski, (Tue Nov 27, 3:15 pm)
Re: [2.6 patch] make I/O schedulers non-modular, Adrian Bunk, (Tue Nov 27, 3:53 pm)
Re: [2.6 patch] make I/O schedulers non-modular, Jarek Poplawski, (Tue Nov 27, 4:02 pm)
Re: [2.6 patch] make I/O schedulers non-modular, Jarek Poplawski, (Tue Nov 27, 5:20 pm)
Re: [2.6 patch] make I/O schedulers non-modular, Jarek Poplawski, (Sun Dec 30, 10:52 am)